Finding the Fourth Proportional to 41,493,219.40, 62,239,245.90 and 18,774,080.20
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Solution
The fourth proportional to 41,493,219.40, 62,239,245.90 and 18,774,080.20 is: 28,160,856.42
Step by Step Solution
- Step 1: Write the proportion equation
41,493,219.40 : 62,239,245.90 = 18,774,080.20 : x - Step 2: Convert to fraction form
41,493,219.40/62,239,245.90 = 18,774,080.20/x - Step 3: Cross multiply
41,493,219.40x = 62,239,245.90 × 18,774,080.20 - Step 4: Simplify right side
41,493,219.40x = 1,168,484,594,114,121 - Step 5: Solve for x
x = 1,168,484,594,114,121/41,493,219.40 - Step 6: Final answer
x = 28,160,856.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.